CN110319342A - A kind of 70MPa hydrogen storage cylinder - Google Patents
A kind of 70MPa hydrogen storage cylinder Download PDFInfo
- Publication number
- CN110319342A CN110319342A CN201910509832.9A CN201910509832A CN110319342A CN 110319342 A CN110319342 A CN 110319342A CN 201910509832 A CN201910509832 A CN 201910509832A CN 110319342 A CN110319342 A CN 110319342A
- Authority
- CN
- China
- Prior art keywords
- pipe
- air inlet
- liner
- hydrogen storage
- storage cylinder
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C1/00—Pressure vessels, e.g. gas cylinder, gas tank, replaceable cartridge
- F17C1/12—Pressure vessels, e.g. gas cylinder, gas tank, replaceable cartridge with provision for thermal insulation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C13/00—Details of vessels or of the filling or discharging of vessels
- F17C13/002—Details of vessels or of the filling or discharging of vessels for vessels under pressure
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2205/00—Vessel construction, in particular mounting arrangements, attachments or identifications means
- F17C2205/03—Fluid connections, filters, valves, closure means or other attachments
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2221/00—Handled fluid, in particular type of fluid
- F17C2221/01—Pure fluids
- F17C2221/012—Hydrogen
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2223/00—Handled fluid before transfer, i.e. state of fluid when stored in the vessel or before transfer from the vessel
- F17C2223/01—Handled fluid before transfer, i.e. state of fluid when stored in the vessel or before transfer from the vessel characterised by the phase
- F17C2223/0107—Single phase
- F17C2223/0123—Single phase gaseous, e.g. CNG, GNC
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2227/00—Transfer of fluids, i.e. method or means for transferring the fluid; Heat exchange with the fluid
- F17C2227/03—Heat exchange with the fluid
- F17C2227/0337—Heat exchange with the fluid by cooling
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/32—Hydrogen storage
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
The invention discloses a kind of 70MPa hydrogen storage cylinders, including Vent Module, detection module, temperature control modules and execution module, the Vent Module includes vortex tube, the vortex tube includes main pipe and air inlet pipe, refrigerator pipe and heating pipe on main pipe, the detection module includes temperature sensor, and the temperature sensor is connected with the signal input part of the temperature control modules by conducting wire；The execution module includes electromagnetic flow valve, and the electromagnetic flow valve is located at the gas flux on the heating pipe to control heating pipe.The present invention can effectively contain the temperature rise of hydrogen in bottle during IV type gas cylinder is flushed with hydrogen gas.
Description
[technical field]
The present invention relates to the technical fields of high-pressure hydrogen storing, more particularly to a kind of 70MPa hydrogen storage cylinder.
[background technique]
High pressure gas cylinder hydrogen storage technology is the most storage and transportation mode of practicability in current hydrogen as energy source automotive field, existing skill
In art, hydrogen cylinder is divided into four types, is respectively: metal cylinder (I), metal liner hoop winding gas cylinder (II type), in metal
Gallbladder full wrapped cylinders (III type) and nonmetallic inner liner full-winding gas bottle (IV type).Wherein, I type gas cylinder and II type gas cylinder are not only stupid
Weight, also has the problem of hydrogen embrittlement, therefore vehicle-mounted hydrogen storage is it is not intended that both types.Currently, domestic and international application is relatively broad
It is III type gas cylinder, usually aluminium gallbladder carbon fiber winds composite cylinder entirely, has the advantages that ne-leakage, can fast charge.And IV type gas cylinder,
Since using nonmetallic liner, in 70MPa hydrogen storage occasion, IV type gas cylinder has compared with the advantages of III type gas cylinder: quality is lighter, at
This is low, without hydrogen embrittlement, so becoming the hot spot for falling over each other research both at home and abroad.
However, IV type gas cylinder also has its disadvantage compared with III type gas cylinder, for example, since the liner of IV type gas cylinder is non-metallic material
Material, so the heat transference efficiency of liner is low, and lot of documents is studies have shown that hydrogen storage bottle is in fast aeration, and temperature can be fast in bottle
Speed increases, and the hydrogen energy source automobile in market has been put at present, the filling time of hydrogen storage bottle is usually no more than 4 minutes, there is research
Document analysis, if under conditions of meeting market actual use demand, the hydrogen temperature in hydrogen storage bottle will using IV type gas cylinder
Reach 70 degree or more, there is serious challenge to the air-tightness of IV type gas cylinder.
Based on the above background, a kind of 70MPa hydrogen storage cylinder is urgently developed now, it can be in inflation, to hydrogen in bottle
Temperature rise is contained.
[summary of the invention]
The object of the invention is to solve the problems of the prior art, a kind of 70MPa hydrogen storage cylinder is proposed, it can be in gas cylinder
During being flushed with hydrogen gas, effectively contain the temperature rise of hydrogen in bottle.
To achieve the above object, the invention proposes a kind of 70MPa hydrogen storage cylinder, including nonmetallic liner, be wrapped in it is non-
Carbon fiber winding layer in metal liner and it is wrapped in outermost shell, it is characterised in that: the system comprises ventilation moulds
Block, detection module, temperature control modules and execution module, the Vent Module include vortex tube, and the vortex tube includes supervisor
Body and air inlet pipe, refrigerator pipe and heating pipe on main pipe, wherein main pipe, air inlet pipe and heating pipe are located at IV type
The shell exterior of hydrogen cylinder, for the refrigerator pipe deeply into the liner of the IV type hydrogen cylinder, the heating pipe is single by first
It is connect to valve with air inlet pipe, second one-way valve is provided in the air inlet pipe, and the second one-way valve is located at the heating pipe
With the outer end of air inlet pipe tie point；The detection module includes temperature sensor, and the temperature measuring head of the temperature sensor is located at institute
In the liner for stating 70MPa hydrogen cylinder；The temperature control modules are located on the shell of the 70MPa hydrogen cylinder, and the temperature passes
Sensor is connected with the signal input part of the temperature control modules by conducting wire；The execution module includes electromagnetic flow valve,
The electromagnetic flow valve is located on the heating pipe to the gas flux for controlling heating pipe, the electromagnetic flow valve and the temperature
The signal output end of degree control module is connected by conducting wire；The system also includes power supply, it is described respectively with electromagnetic flow valve,
Temperature control modules are connected with temperature sensor by conducting wire.
Preferably, the positive guiding of first check valve is to be transferred to air inlet pipe by heating pipe；The second one-way valve
It is positive guiding be that main pipe is transferred to by air inlet pipe outer end.
Preferably, the temperature sensor is copper-constantan thermocouple sensor.
Preferably, the refrigerator pipe is that high-pressure-resistant sealed is connect with the liner.
Preferably, the copper-constantan thermocouple sensor is that high-pressure-resistant sealed is connect with liner.
Beneficial effects of the present invention: the present invention, which passes through, will have the vortex tube of hot end circulating reflux structure to be arranged in 70MPa
The inlet end of hydrogen storage cylinder enables the hydrogen into hydrogen cylinder liner to be quickly cooled down, and cooled hydrogen is flowing rapidly into
Temperature rise can be generated when liner, temperature neutralization then has been carried out to the hydrogen being eventually located in liner, solve 70MPa hydrogen storage cylinder
The problem of temperature increases when fast aeration.
Feature and advantage of the invention will be described in detail by embodiment combination attached drawing.
[Detailed description of the invention]
Fig. 1 is structure principle chart of the invention.
In figure: 1- shell, 2- carbon fiber winding layer, 3- liner, 4- main pipe, 5- refrigerator pipe, 6- air inlet pipe, 7- hot gas
Pipe, 8- electromagnetic throttle valve, the first check valve of 9-, 10- second one-way valve, 11- temperature sensor.
[specific embodiment]
Refering to fig. 1, a kind of 70MPa hydrogen storage cylinder of the present invention, including nonmetallic liner 3, is wrapped on nonmetallic liner
Carbon fiber winding layer 2 and it is wrapped in outermost shell 1, it is characterised in that: the system comprises Vent Modules, detection mould
Block, temperature control modules and execution module, the Vent Module include vortex tube, and the vortex tube includes main pipe 4 and is located at
Air inlet pipe 6, refrigerator pipe 5 and heating pipe 7 on main pipe, wherein main pipe, air inlet pipe and heating pipe are located at the IV type hydrogen
The shell exterior of bottle, for the refrigerator pipe deeply into the liner of the IV type hydrogen cylinder, the heating pipe passes through the first check valve 9
Connect with air inlet pipe, be provided with second one-way valve 10 in the air inlet pipe, and the second one-way valve be located at the heating pipe with
The outer end of air inlet pipe tie point；The detection module includes temperature sensor 11, and the temperature measuring head of the temperature sensor is located at institute
In the liner for stating 70MPa hydrogen cylinder；The temperature control modules (not shown in figure 1) is located at the shell of the 70MPa hydrogen cylinder
On, the temperature sensor is connected with the signal input part of the temperature control modules by conducting wire；The execution module packet
Electromagnetic flow valve 8 is included, the electromagnetic flow valve is located on the heating pipe to the gas flux for controlling heating pipe, the electromagnetism
Flow valve is connected with the signal output end of the temperature control modules by conducting wire；The system also includes power supplys (in Fig. 1 not
Show), it is described to be connected respectively with electromagnetic flow valve, temperature control modules and temperature sensor by conducting wire.
The positive guiding of first check valve 9 is to be transferred to air inlet pipe 6 by heating pipe 7；The second one-way valve 10 is just
Guiding is to be transferred to main pipe 4 by 6 outer end of air inlet pipe.
The temperature sensor 11 is copper-constantan thermocouple sensor.
The refrigerator pipe 5 is that high-pressure-resistant sealed is connect with the liner 3.
The copper-constantan thermocouple sensor is that high-pressure-resistant sealed is connect with liner 3.
The course of work of the present invention:
A kind of 70MPa hydrogen storage cylinder of the present invention, in gas replenishment process, the outlet interface at storing hydrogen station is connected to air inlet pipe 6,
According to the actual situation high voltage bearing adapter connector can be arranged in the end of air inlet pipe 6, hydrogen is in accumulator plant in specific connection
Belong to pressured state, after hydrogen flows quickly through air inlet pipe 6, into the main pipe 4 of vortex tube, due to the coolant mechanism of vortex tube, hydrogen
Vortex flow is formed in main pipe 4, then hydrogen is separated into low temperature hydrogen and high temperature hydrogen, and temperature hydrogen flows directly into liner 1, with interior
Pressure increases in gallbladder 1, and the hydrogen to be cooled down restores to normal value (85 degrees Celsius or less)；And high temperature hydrogen through heating pipe 7 through electromagnetism
Throttle valve 8 and the first check valve 9 enter air inlet pipe 6, and recycle stream enters main pipe 4；In gas replenishment process, temperature sensor 11 is examined
The temperature in liner 3 is surveyed, if temperature controls electricity by temperature control modules lower than certain value (if setting threshold value is 10 degrees Celsius)
Magnetic throttle valve 8 reduces flow, according to the characteristic of vortex tube, if the flow at heating pipe 7 reduces, and the hydrogen of sending at refrigerator pipe 5
Temperature then increases, meanwhile, the temperature rise at heating pipe 7 then reduces, that is, the refrigeration effect of vortex tube is weakened, at this time in liner 3
Hydrogen temperature can then increase；Similarly, if the hydrogen temperature in liner 3 is higher (if setting threshold value is 80 degrees Celsius), temperature control
Module controls electromagnetic throttle valve 8 and increases flow, and the refrigeration effect at refrigerator pipe 5 improves at this time, to reduce the hydrogen in liner 3
Temperature.
The present invention, the present invention is by will have the vortex tube of hot end circulating reflux structure that 70MPa hydrogen storage cylinder is arranged in
Inlet end enables the hydrogen into hydrogen cylinder liner to be quickly cooled down, and cooled hydrogen can be produced when flowing rapidly into liner
Raw temperature rise, has then carried out temperature neutralization to the hydrogen being eventually located in liner, when solving 70MPa hydrogen storage cylinder fast aeration
The problem of temperature increases.
Above-described embodiment is the description of the invention, is not limitation of the invention, after any pair of simple transformation of the present invention
Scheme all belong to the scope of protection of the present invention.
Claims (5)
1. a kind of 70MPa hydrogen storage cylinder, including nonmetallic liner, the carbon fiber winding layer and packet that are wrapped on nonmetallic liner
It is rolled in outermost shell, it is characterised in that: the system comprises Vent Module, detection module, temperature control modules and execution
Module, the Vent Module include vortex tube, and the vortex tube includes main pipe and the air inlet pipe on main pipe, refrigerator pipe
And heating pipe, wherein main pipe, air inlet pipe and heating pipe are located at the shell exterior of the IV type hydrogen cylinder, and the refrigerator pipe gos deep into
Into the liner of the IV type hydrogen cylinder, the heating pipe is connect by the first check valve with air inlet pipe, is set in the air inlet pipe
It is equipped with second one-way valve, and the second one-way valve is located at the outer end of the heating pipe and air inlet pipe tie point；The detection mould
Block includes temperature sensor, and the temperature measuring head of the temperature sensor is located in the liner of the 70MPa hydrogen storage cylinder；The temperature
Control module is located on the shell of the 70MPa hydrogen storage cylinder, the signal of the temperature sensor and the temperature control modules
Input terminal is connected by conducting wire；The execution module includes electromagnetic flow valve, and the electromagnetic flow valve is located at the heating pipe
On to control the gas flux of heating pipe, the signal output end of the electromagnetic flow valve and the temperature control modules is by leading
Line is connected；It is described to pass through respectively with electromagnetic flow valve, temperature control modules and temperature sensor the system also includes power supply
Conducting wire is connected.
2. 70MPa hydrogen storage cylinder as described in claim 1, it is characterised in that: the positive guiding of first check valve is by heat
Tracheae is transferred to air inlet pipe；The positive guiding of the second one-way valve is to be transferred to main pipe by air inlet pipe outer end.
3. 70MPa hydrogen storage cylinder as described in claim 1, it is characterised in that: the temperature sensor is copper-constantan thermocouple
Sensor.
4. 70MPa hydrogen storage cylinder as described in claim 1, it is characterised in that: the refrigerator pipe is high pressure resistant with the liner
It is tightly connected.
5. 70MPa hydrogen storage cylinder as claimed in claim 3, it is characterised in that: the copper-constantan thermocouple sensor and liner
For high-pressure-resistant sealed connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910509832.9A CN110319342A (en) | 2019-06-13 | 2019-06-13 | A kind of 70MPa hydrogen storage cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910509832.9A CN110319342A (en) | 2019-06-13 | 2019-06-13 | A kind of 70MPa hydrogen storage cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110319342A true CN110319342A (en) | 2019-10-11 |
Family
ID=68119633
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910509832.9A Pending CN110319342A (en) | 2019-06-13 | 2019-06-13 | A kind of 70MPa hydrogen storage cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110319342A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113483252A (en) * | 2021-07-05 | 2021-10-08 | 曾霞光 | Novel high-pressure hydrogen storage bottle |
-
2019
- 2019-06-13 CN CN201910509832.9A patent/CN110319342A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113483252A (en) * | 2021-07-05 | 2021-10-08 | 曾霞光 | Novel high-pressure hydrogen storage bottle |
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